Examining code requirements and outlining the styles of compliant louvers available.

Back in the day, we didn’t worry about dampers, because turning the fan off told the air not to go out or in — or so we thought.

Designing fire/egress modeling results is achievable via documenting, specifying, and following through on ISO- and ASTM-tested smoke control ductwork.

Documenting in-the-field problems and solutions, one project at a time.